P
US9044970B2ActiveUtilityPatentIndex 51

Recording method

Assignee: SEIKO EPSON CORPPriority: Feb 3, 2011Filed: Feb 10, 2014Granted: Jun 2, 2015
Est. expiryFeb 3, 2031(~4.6 yrs left)· nominal 20-yr term from priority
Inventors:TSUNOYA AKIHIKO
B41J 11/002B41J 2/14274B41M 7/0081B41J 2202/09B41J 11/00214
51
PatentIndex Score
0
Cited by
21
References
8
Claims

Abstract

A recording method includes a liquid substance discharge step of discharging a liquid substance from a discharge head toward a predetermined section of sections of the recording medium, and a radiation step of radiating light toward the liquid substance discharged on the recording medium. The liquid substance discharge step and the radiation step are performed n times, with n being an integer of 2 or greater, on the predetermined section to complete recording on the predetermined section while moving the discharge head and the recording medium relative to each other. In the n liquid substance discharge steps, with a recording rate of a first liquid substance discharge step being denoted by a % and a recording rate of a final liquid substance discharge step being denoted by b %, a>b.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
       1. A recording method for recording on a recording medium by discharging a liquid substance from a discharge head onto the recording medium while moving the discharge head and the recording medium relative to each other, the liquid substance having a photocuring property that is hardened by exposure to light radiation, the recording method comprising:
 a liquid substance discharge step of discharging the liquid substance from the discharge head toward a predetermined section of sections of the recording medium; and 
 a radiation step of radiating the light toward the liquid substance discharged on the recording medium, 
 the liquid substance discharge step and the radiation step being performed n times, with n being an integer of 2 or greater, on the predetermined section to complete recording on the predetermined section while moving the discharge head and the recording medium relative to each other, wherein 
 in the n liquid substance discharge steps, with a recording rate of a first liquid substance discharge step being denoted by a % and a recording rate of a final liquid substance discharge step being denoted by b %, a>b. 
 
     
     
       2. The recording method according to  claim 1 , wherein
 in the n liquid substance discharge steps, with a recording rate of one of the n liquid substance discharge steps other than the first or final liquid substance discharge step being denoted by c %, a≧c≧b. 
 
     
     
       3. The recording method according to  claim 2 , wherein
 in all of the n liquid substance discharge steps, an amount of the liquid substance discharged per dot is equal for the same recording data. 
 
     
     
       4. The recording method according to  claim 3 , wherein
 an amount of light radiated is equal in all the n radiation steps. 
 
     
     
       5. The recording method according to  claim 4 , wherein
 the light is ultraviolet light. 
 
     
     
       6. The recording method according to  claim 1 , wherein
 in all of the n liquid substance discharge steps, an amount of the liquid substance discharged per dot is equal for the same recording data. 
 
     
     
       7. The recording method according to  claim 1 , wherein
 an amount of light radiated is equal in all the n radiation steps. 
 
     
     
       8. The recording method according to  claim 1 , wherein
 the light is ultraviolet light.

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